NF EN 62375 : 2005

1 Scope
2 Normative references
3 Terms, definitions, symbols and abbreviated terms
  3.1 Terms and definitions
  3.2 Symbols and abbreviated terms
4 Defined signal
5 Construction of identification signal
  5.1 Position
  5.2 Clock frequency
  5.3 Signal amplitude
  5.4 Modulation coding
  5.5 Preamble
  5.6 Data bits
6 Information content of data bits
  6.1 Data group 1, Aspect ratio
  6.2 Data group 2, Reserved
  6.3 Data group 3, Subtitles
      6.3.1 Reserved
      6.3.2 Subtitling mode
  6.4 Data group 4, Surround sound and CGMS-A
      6.4.1 Surround sound bit
      6.4.2 CGMS-A information
Annex A (informative) Rules of operation
        A.1 Receiver display formats
        A.2 Procedure in absence of identification signal
Annex B (informative) Recommendation - Response time on a change
        in the received identification signal
Annex C (informative) Guideline - CGMS-A information
Annex ZA (normative) Normative references to international
         publications with their corresponding European publications
Bibliography

Specifies the method of transfer of aspect ratio information code, copy control information code and other codes in the vertical blanking interval of the luminance signal.